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Document And Entity Information - USD ($)
 12 Months Ended
Dec. 31, 2018
Feb. 27, 2019
Jun. 30, 2018
Document and Entity Information [Abstract]      
Entity Registrant Name STEVEN MADDEN, LTD.    
Document Type 10-K    
Current Fiscal Year End Date --12-31    
Entity Common Stock, Shares Outstanding   85,907,841  
Entity Public Float     $ 3,074,989,742
Amendment Flag false    
Entity Central Index Key 0000913241    
Entity Current Reporting Status Yes    
Entity Voluntary Filers No    
Entity Filer Category Large Accelerated Filer    
Entity Well-known Seasoned Issuer Yes    
Document Period End Date Dec. 31, 2018    
Document Fiscal Year Focus 2018    
Document Fiscal Period Focus FY